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5112
Not A+B
Very easy
5113
Phalanx
Hard
5117
Graphic editor "Chameleon"
5123
Hailstone HOTPO
5124
B-Casting
Very easy
5131
Push-To Telescope
Easy
5132
Mystery
5133
abc
5143
Frame
Very easy
5150
Previous PDP
Easy
5152
Chess Battles
Easy
5160
Showcase
Very hard
5163
Mars rover
Easy
5175
The last digit
5183
Kasi
Very easy
5199
Exact match
Very easy
5200
Darts
Hard
5202
Preference
Very hard
5214
Rectangles online
Medium
5216
Exchange
Easy
5224
Accomodation
Medium
5230
Cube
Very hard
5232
Method of linear transformation
5233
Watson`s magic number
5252
Penalty
Easy
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39
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86